Messiaen. Schoenberg's String Trio, last works. Stravinsky's last neoclassical works, then Webern-influenced music (1950s). Boulez 1946-55. Analysis of Webern. Nineteenth lecture of the course "The Contemporary Era' by Antioch College Professor John Ronsheim. This course traces the history of 20th Century music until about 1970. For more information visit ronsheim.org.